With years experience in the car accessories line,we are confident about the quality of our products.We mainly specialized in the car parking sensor,car camera,car gps navigation,car recorder,car interver etc.We also welcome your OEM orders.Following will be the details about the car parking sensor ZDF-200I new mould of LED displayspider LED parking sensor systemNew exquisite design of LED parking sensorwarrenty:1 year3 colors 7 bands LED displaystage by stage(BI…BI…BI.BIBIBI) sound alarmvivid feature display when park workingmute-functionAnti freezing function, perfect performance under cold weather10.2/4/8/ sensors available (all sensors color available) 11.water-proof function 12.human voice optional . Alarm: Section distance region Distance value sound Indicator color 1 100-200cm safe 1.0-2.0m Bi----Bi Green 2 70-90cm Warning 0.7-0.9m Bi-Bi-Bi Yellow 3 30-60cm Dangerous 0.3-0.6m BiBiBi red If you have interest to any of our products, please contact us freely. We would like to build up long-term and mutual-benefit relations with you. Contact: Serenal Mobile: 86-15014071405 Shenzhen ZhenDaFei Technology CO,LTD